: a very large stone or rounded piece of rock. See the full definition for boulder in the English Language Learners Dictionary. boulder. noun. boul·der | / ˈbōl-dər /
What is a boulder rock?
A boulder is defined as any rock larger than 16” in diameter. They are available in two basic shapes: round and angular. Round boulders have smooth edges and curves. They are water-washed or river-run surface stones of granite and sandstone, worn over the eons by wind, sand and rain.
What does bolder and boulder mean?
Bolder means braver, more fearless. A boulder is an enormous rounded rock. ...
What word class is boulder?
📙 Middle School Level. noun. a detached and rounded or worn rock, especially a large one.
How do you place a boulder?
“Boulders should always be set a few inches below grade,” says Bowen, “the size and shape of the particular boulder will dictate just how deep it should be buried.” Setting all the boulders in a landscape with the flat side up will create a mundane and methodical look that does not mimic nature.
What is the difference between boulder and Rock?
While a boulder may be small enough to move or roll manually, others are extremely massive. In common usage, a boulder is too large for a person to move. Smaller boulders are usually just called rocks (American English) or stones (In British English a rock is larger than a boulder).
How do you spell boulder stone?
In common usage, a boulder is too large for a person to move. Smaller boulders are usually just called rocks (American English) or stones (In British English a rock is larger than a boulder). The word boulder is short for boulder stone, from Middle English bulderston or Swedish bullersten.
What does it mean to wade in water?
to walk in water, when partially immersed: He wasnt swimming, he was wading. to play in water: The children were wading in the pool most of the afternoon. to walk through water, snow, sand, or any other substance that impedes free motion or offers resistance to movement: to wade through the mud.
What is the synonym of boulder?
In this page you can discover 21 synonyms, antonyms, idiomatic expressions, and related words for boulder, like: stone, ledge, shakehole, , slab, aven, ruckle, mound, ravine, bouldery and outcrop.
What is the meaning of Big boulder?
A boulder is a rock — a big one. They use the word to describe not just a big rock, but a rock that some natural force — a river, a glacier or the like — has moved from its original location to its present one.
Will a boulder stop a car?
Boulders can be an effective way to keep large vehicles from ramming into embassies and other buildings. Because they were working on a solution for use by the US Department of State, the researchers had to address the Departments practical need to find a boulder big enough to stop a truck.
How much does a boulder cost?
The cost of a typical stone boulder ranges from $100 per ton to $600 per ton on average. More boulders means more cost.
Which is bigger boulder or rock?
In geology (Udden–Wentworth scale), a boulder is a rock fragment with size greater than 256 millimetres (10.1 in) in diameter. Smaller boulders are usually just called rocks (American English) or stones (In British English a rock is larger than a boulder).
What is the biggest boulder in the world?
Giant Rock Giant Rock is a large freestanding boulder in the Mojave Desert near Landers, California, that covers 5,800 square feet of ground and is seven stories high. Giant Rock is purported to be the largest free standing boulder in the world.
What is the purpose of a boulder?
Functional boulders can be used quite effectively to raise land by providing a foundation upon which dirt, sod and other items can be laid. In fact, when commercial projects in the area involve leveling large areas, boulders are often the first step in that process.
What does Wadable mean?
wad·ed, wad·ing, wades. To walk in or through water or something else that similarly impedes normal movement. v.tr. To cross or pass through (water, for example) with difficulty: wade a swift creek.
What does it mean to wade someone?
intransitive verb. 1 : to step in or through a medium (such as water) offering more resistance than air. 2 : to move or proceed with difficulty or labor wade through the crowd wade through all the evidence. 3 : to set to work or attack with determination or vigor —used with in or into wade into a task.
What do you call a giant boulder?
Boulder-sized clasts are found in some sedimentary rocks, such as coarse conglomerate and boulder clay. The climbing of large boulders is called bouldering.
What is boulder broken?
1 archaic : a dark tobacco. 2 Australia, dated : a coral boulder broken off and thrown to the surface by wind and wave action (as on the Great Barrier reef)
Do boulders grow?
Rocks also grow bigger, heavier and stronger, but it takes a rock thousands or even millions of years to change. A rock called travertine grows at springs where water flows from underground onto the surface. Water also contains dissolved metals, which can precipitate out of seawater or freshwater to grow rocks.
How is a boulder formed?
The water would freeze and expand, causing the rocks to crack. This process is known as mechanical weathering. The downward slope of the region combined with the melting permafrost underneath resulted in the movement of the rocks downward, or mass wasting, to create Boulder Field.